import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.Map;
import java.util.concurrent.Executor;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.TestCase;

import assertk.assertions.isEqualTo
import java.util.ArrayDeque
import java.util.Deque
import okio.Buffer
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Test

class ServerSentEventIteratorTest {
  /** Either [Event] or [Long] items for events and retry changes, respectively.  */
  private val callbacks: Deque<Any> = ArrayDeque()

  @AfterEach
  fun after() {
    assertThat(callbacks).isEmpty()
  }

 */
package okhttp3.internal.tls

import java.security.GeneralSecurityException
import java.security.cert.Certificate
import java.security.cert.X509Certificate
import java.util.ArrayDeque
import java.util.Deque
import javax.net.ssl.SSLPeerUnverifiedException

/**
 * A certificate chain cleaner that uses a set of trusted root certificates to build the trusted

import org.jspecify.annotations.Nullable;

/**
 * A {@link BlockingDeque} which forwards all its method calls to another {@code BlockingDeque}.
 * Subclasses should override one or more methods to modify the behavior of the backing deque as
 * desired per the <a href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>Warning:</b> The methods of {@code ForwardingBlockingDeque} forward <b>indiscriminately</b>

import com.google.common.annotations.VisibleForTesting;
import com.google.errorprone.annotations.concurrent.GuardedBy;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Deque;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jspecify.annotations.NullMarked;

/**
 * A {@code TearDownStack} contains a stack of {@link TearDown} instances.

import com.google.common.annotations.VisibleForTesting;
import com.google.errorprone.annotations.concurrent.GuardedBy;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Deque;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jspecify.annotations.NullMarked;

/**
 * A {@code TearDownStack} contains a stack of {@link TearDown} instances.

import static org.codelibs.core.collection.CollectionsUtil.newLinkedList;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.beans.Introspector;
import java.util.Deque;

/**
 * Utility class for disposing of resources at the end of an application.
 * <p>
 * If there are resources that must be disposed of at the end of the application,

import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Joiner;
import com.google.common.collect.ImmutableMap;
import java.util.ArrayDeque;
import java.util.Deque;

/** Parser for a map of reversed domain names stored as a serialized radix tree. */
@GwtCompatible
final class TrieParser {

  private static final Joiner DIRECT_JOINER = Joiner.on("");

  /**

import assertk.assertions.isInstanceOf
import assertk.assertions.matchesPredicate
import java.io.IOException
import java.net.InetAddress
import java.net.InetSocketAddress
import java.net.Proxy
import java.util.Deque
import java.util.concurrent.ConcurrentLinkedDeque
import java.util.concurrent.TimeUnit
import okhttp3.CallEvent.CacheConditionalHit
import okhttp3.CallEvent.CacheHit
import okhttp3.CallEvent.CacheMiss

import com.google.common.annotations.Beta;
import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Function;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.Iterator;
import java.util.Queue;
import org.jspecify.annotations.Nullable;

/**
 * Views elements of a type {@code T} as nodes in a tree, and provides methods to traverse the trees